Sara and Julio lived in Barcelona with their twin children, Jack and Peter. To celebrate their 15th wedding anniversary, they took a family trip to Brazil. However, on the flight there, the plane crashed, killing Sara and Julio. Jack and Peter survived but were stranded alone in the forest. They struggled to find food and shelter. Eventually a forest fire started and the twins were spotted and rescued by a firefighter helicopter. The twins then returned to Barcelona to live with their grandparents.